American Mineralogist
REGULAR ARTICLE
1205 Quantitative determination of kaolinite by x-ray diffraction
1216 Step height of spirals on hematite crystals
1227 Light scattering from heat treated synthetic quartz
1245 Expandable chloritic clay minerals from upper Mississippian carbonate rocks of the Cumberland Plateau in Tennessee
1270 Polymorphism in bornite
1283 Crystallographic tables for the rhombohedral carbonates
1317 Reaction of crystal structures and reaction fabric
1329 Montmorillonite: High temperature reactions and classification
1370 Ionic coordination in alumino-silicic gels in relation to clay mineral formation
1382 The relationship between unit-cell edges and composition of synthetic wurtzites
1399 Unit-cell edges of natural and synthetic sphalerites
1412 New data for hisingerite and neotocite
1424 Carbonatic niobium rare earth deposits, Ravalli County, Montana
1448 Arsenopyrite crystal-chemical relations
1470 The recognition of plagioclase twins in sections normal to the composition plane
1493 Indexed powder diffraction data for scapolite
1498 A method of mineral separation using hydrofluoric acid
1502 N,N-dimethylforamide, a new diluent for bromoform used as a heavy liquid
1503 The chalcokyanite series
1504 The Weissenberg camera as a powder camera
1505 Euclase in greisen pipes and associated deposits, Park County, Colorado
1509 Ilvaite: a late magmatic occurrence in gabbro of Missouri
NEW MINERAL NAMES and DISCREDITED MINERALS
1513 New mineral names; Redefinition of species; New data; Discredited minerals
NOTES and NEWS
1489 Notes and News: Explanation of strain and orientation effects in perthites
BOOK REVIEW
1512 Book Reviews
INDEX
1521 Index to Volume 46
TABLE OF CONTENTS
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SPECIAL COLLECTIONS
Table of Contents
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Special Collections
American Mineralogist is an international journal that publishes mineralogical papers of broad interest to the geoscience and materials science community.